TIO-540-A1A, A1B, A2A, A2B, A2C (Narrow & Wide Decks)

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Description

Lycoming At Overhaul 100% Parts & Replacement List *
Engine Model: TIO-540-A1A, A1B, A2A, A2B, A2C (Narrow & Wide Decks)

*Note: This list is not all-inclusive and may not be current. Consult the latest manufacturer’s approved data before installing any part.

 

Description

Part Number

Quantity

Engine Gasket Set

77175-1
SL77175-1

1

Piston Rings

SL3601-SC

6

Piston Pins

SL13444-1

6

Piston Pin Plugs

INC W/PIN

 

Exhaust Valves

LW-16740
AEL16740
SL16740A

6

Intake Guides

SL66713A

6

Exhaust Guides

SL75838A

6

Exhaust Valve Retaining Rings

MS13997-3

12

Rocker Assemblies ( '76 Series )

N/A

 

Aluminum Push Rods Assemblies ( 235 & 290's )

N/A

 

Hydraulic Plunger Assemblies (Old Part # 78290 )

15B26066
AEL78290
SL78290

12

Bearing Inserts ( Main )

SL11575A

6

Bearing Inserts (Main)

18A19399

2

Bearing Inserts ( Connecting Rods)

74309
SL74309A

12

Stressed Bolts & Fasteners:

   

Stationary Drive Gear Bolts

N/A

 

Camshaft Gear Attaching Bolts

N/A

 

Connecting Rod Bolts

75060
AEL75060
SL75060

12

Connecting Rod Nuts

LW-12186
AEL12186
SL12186

12

Crankshaft Flange Bolts

   

Crankshaft Gear Bolt

SL-STD-2209

1

Counterweight Bushings

73810
SL73810

4

Oil Pump Bodies

AEL75287

1

Oil Pump Gears

61297

1

Oil Pump Gears

61298

1

Washers 1/4" ( Old Part # MS35333-40)

AN936-A416

1

Washers 5/16" ( Old Part # MS35333-41)

AN936-A516

1

Washers 3/8" ( Old Part # MS35333-42)

AN936-A616

1

Washers 1/4"

AN960-416

1

Washers 5/16"

AN960-516

1

Washers 3/8"

AN960-616

1

Lock Nuts

   

Oil Seals

AELSTD208
SL-STD-208

1

Oil Seals

STD-213
AELSTD213
SL-STD-213

1

LW-l Seals

LW-14260
AEL14260 
SL14260

1

Oil Seals

LW-15628
SL15628

1

Propeller Governor Oil Line Elbows

   

Propeller Shaft Sleeve Rings

   

Magneto Drive Cushions

LW-12136
SL12136

4

Thermostatic Bypass Valves

SL53E19600

1

Crankshaft Sludge Tubes

   

Circlips

   

Lock Plates

LW-18638
AEL18638

1

Lock Plates

SL71667

1

Lock Plates

72078
SL72078

1

Lock Plates

73383
AEL73383
SL73383

1

Retaining Rings

STD-1737

1

Retaining Rings

MS16625-2081

1

Retaining Rings

LW-14820
SL14820

8

All Laminated Shims

   

Pinion Shaft Rollers

   

Propeller Shaft Thrust Bearings

   

Supercharger Bearing Oil Seals

   

Cylinder Fin Stabilizers

SL10451

6

Cylinder Fin Stabilizers

SL10452

6

Cylinder Fin Stabilizers

SL10450

6

Damaged Ignition Cables

M2037 SLICK

1

Accessory Drive Coupling Springs

   

AC Diaphragm Fuel Pumps

   

All V-Brand Couplings

   

All V-Brand Gaskets

   

Engine Hoses Oil Drainback Cylinder

STD-1821
AELSTD1821
SL-STD-1821

6

Engine Hoses Upper Deck Vent

76772
SL76772

6

All Engine Hose Assemblies

   
     

* In Accordance with Textron-Lycoming Mandatory Service Bulletin 240R

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Disclaimer: While reasonable efforts have been made to ensure all information on this website is accurate, Aircraft Specialties Services does not assume responsibility for any errors or omissions. All specifications, illustrations, data and prices are subject to change without notice. Applications and interchangeability information depicted on this website is strictly for reference only. Installers must consult the engine/airframe IPC for the manufacturer’s approved data.